137742684539 has 2 divisors, whose sum is σ = 137742684540. Its totient is φ = 137742684538.

The previous prime is 137742684523. The next prime is 137742684553. The reversal of 137742684539 is 935486247731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137742684539 - 2⁴ = 137742684523 is a prime.

It is not a weakly prime, because it can be changed into another prime (137742684239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68871342269 + 68871342270.

It is an arithmetic number, because the mean of its divisors is an integer number (68871342270).

Almost surely, 2^137742684539 is an apocalyptic number.

137742684539 is a deficient number, since it is larger than the sum of its proper divisors (1).

137742684539 is an equidigital number, since it uses as much as digits as its factorization.

137742684539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30481920, while the sum is 59.

The spelling of 137742684539 in words is "one hundred thirty-seven billion, seven hundred forty-two million, six hundred eighty-four thousand, five hundred thirty-nine".